/*公共部分*/
*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
}
li{
    list-style: none;
}
html,body{
    width: 100%;
    height: 100%;
}
/*总体设置*/
.content{
    width: 100%;
    height: 100%;
    overflow: hidden;
}
/*导航部分*/
.left_nav{
    width: 25%;
    height: 100%;
    float: left;
    background-color: #001f4d;

}
.nav{
    width: 80%;
    height: 100%;
    margin: 0 auto;
}
.nav_item{
    width: 100%;
    height: 8%;
}

.nav_item a{
    width: 100%;
    font-size: 24px;
    color: white;
    font-family: "Microsoft YaHei UI";
    height: 100%;
    line-height: 500%;
    float: left;
    text-align: center;
}
.nav_item a:hover{
    background-color: #063c82;
}
/*右边整体部分*/
.right{
    width: 75%;
    height: 100%;
    float: right;
    background-color: #e8ebf4;
}
/*右边标签部分*/
.right_nav{
    width: 100%;
    height: 10%;
    background-color: #fffffc;
    line-height: 200%;
    font-size: 300%;
    text-indent: 5%;
    font-weight: bolder;
}
.ud{
    width: 15%;
    float: right;
    font-size: 24px;
}
.ud a{
    color: cadetblue;
}
/*右边内容部分*/
.right_content{
    width: 85%;
    height: 85%;
    margin: 2% auto;
    background-color: #fffffc;
}
.file_list{
    width: 80%;
    height: 90%;
    margin: 0 auto;
}
.file_field{
    height: 20%;
    line-height: 500%;
}
.tbody{
    vertical-align: top;
}
.file_data{
    height: 10%;
    text-align: center;
    vertical-align: top;
}